diff options
| author | ghazi <ghazi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-03-17 22:57:27 +0000 |
|---|---|---|
| committer | ghazi <ghazi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-03-17 22:57:27 +0000 |
| commit | 06df7294eca0ec67080707be91f8753f15bc4e6c (patch) | |
| tree | f8eebb237a7df33aff85f0a6d32405d2ea65a589 /include | |
| parent | 4124ea8b95fc038dd73c353e2350df0f134e27f4 (diff) | |
| download | gcc-06df7294eca0ec67080707be91f8753f15bc4e6c.tar.gz | |
include:
* ansidecl.h (ATTRIBUTE_NONNULL, ATTRIBUTE_NULL_PRINTF,
ATTRIBUTE_NULL_PRINTF_1, ATTRIBUTE_NULL_PRINTF_2,
ATTRIBUTE_NULL_PRINTF_3, ATTRIBUTE_NULL_PRINTF_4,
ATTRIBUTE_NULL_PRINTF_5): New.
(ATTRIBUTE_PRINTF): Add ATTRIBUTE_NONNULL.
gcc:
* dwarf2asm.h: Delete obsolete comment.
(dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
dw2_asm_output_pcrel, dw2_asm_output_addr,
dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@64505 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'include')
| -rw-r--r-- | include/ChangeLog | 8 | ||||
| -rw-r--r-- | include/ansidecl.h | 30 |
2 files changed, 37 insertions, 1 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index 241529c35d9..51d2fc2158b 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,11 @@ +2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * ansidecl.h (ATTRIBUTE_NONNULL, ATTRIBUTE_NULL_PRINTF, + ATTRIBUTE_NULL_PRINTF_1, ATTRIBUTE_NULL_PRINTF_2, + ATTRIBUTE_NULL_PRINTF_3, ATTRIBUTE_NULL_PRINTF_4, + ATTRIBUTE_NULL_PRINTF_5): New. + (ATTRIBUTE_PRINTF): Add ATTRIBUTE_NONNULL. + 2003-03-17 Jan Hubicka <jh@suse.cz> * hashtab.h (htab_traverse_noresize): Declare. diff --git a/include/ansidecl.h b/include/ansidecl.h index d169b4f50ed..f8f2d737bf0 100644 --- a/include/ansidecl.h +++ b/include/ansidecl.h @@ -268,8 +268,21 @@ So instead we use the macro below and test it against specific values. */ #define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__)) #endif /* ATTRIBUTE_NORETURN */ +/* Attribute `nonnull' was valid as of gcc 3.3. */ +#ifndef ATTRIBUTE_NONNULL +# if (GCC_VERSION >= 3003) +# define ATTRIBUTE_NONNULL(m) __attribute__ ((__nonnull__ (m))) +# else +# define ATTRIBUTE_NONNULL(m) +# endif /* GNUC >= 3.3 */ +#endif /* ATTRIBUTE_NONNULL */ + +/* Use ATTRIBUTE_PRINTF when the format specifier must not be NULL. + This was the case for the `printf' format attribute by itself + before GCC 3.3, but as of 3.3 we need to add the `nonnull' + attribute to retain this behavior. */ #ifndef ATTRIBUTE_PRINTF -#define ATTRIBUTE_PRINTF(m, n) __attribute__ ((__format__ (__printf__, m, n))) +#define ATTRIBUTE_PRINTF(m, n) __attribute__ ((__format__ (__printf__, m, n))) ATTRIBUTE_NONNULL(m) #define ATTRIBUTE_PRINTF_1 ATTRIBUTE_PRINTF(1, 2) #define ATTRIBUTE_PRINTF_2 ATTRIBUTE_PRINTF(2, 3) #define ATTRIBUTE_PRINTF_3 ATTRIBUTE_PRINTF(3, 4) @@ -277,6 +290,21 @@ So instead we use the macro below and test it against specific values. */ #define ATTRIBUTE_PRINTF_5 ATTRIBUTE_PRINTF(5, 6) #endif /* ATTRIBUTE_PRINTF */ +/* Use ATTRIBUTE_NULL_PRINTF when the format specifier may be NULL. A + NULL format specifier was allowed as of gcc 3.3. */ +#ifndef ATTRIBUTE_NULL_PRINTF +# if (GCC_VERSION >= 3003) +# define ATTRIBUTE_NULL_PRINTF(m, n) __attribute__ ((__format__ (__printf__, m, n))) +# else +# define ATTRIBUTE_NULL_PRINTF(m, n) +# endif /* GNUC >= 3.3 */ +# define ATTRIBUTE_NULL_PRINTF_1 ATTRIBUTE_NULL_PRINTF(1, 2) +# define ATTRIBUTE_NULL_PRINTF_2 ATTRIBUTE_NULL_PRINTF(2, 3) +# define ATTRIBUTE_NULL_PRINTF_3 ATTRIBUTE_NULL_PRINTF(3, 4) +# define ATTRIBUTE_NULL_PRINTF_4 ATTRIBUTE_NULL_PRINTF(4, 5) +# define ATTRIBUTE_NULL_PRINTF_5 ATTRIBUTE_NULL_PRINTF(5, 6) +#endif /* ATTRIBUTE_NULL_PRINTF */ + /* We use __extension__ in some places to suppress -pedantic warnings about GCC extensions. This feature didn't work properly before gcc 2.8. */ |